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Wireless hacking and security

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A
Adel Zalok

This presentation describes the WEP issued in the original IEEE 802.11 and points out it's weakness and how can attacks be executed. Also, it summarizes the best practices to introduce security to the Wireless enviroment.

EducationTechnology
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Wireless LAN Hacking and Security
Technical Presentation  Page Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Technical Presentation  Page Introduction To Wireless LAN Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Technical Presentation  Page Wireless Advantages And Disadvantages Introduction To Wireless LAN ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Technical Presentation  Page IEEE Network Specifications Introduction To Wireless LAN
Technical Presentation  Page Most Important ones: Introduction To Wireless LAN
Technical Presentation  Page Wireless LAN Technologies ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Introduction To Wireless LAN
Technical Presentation  Page WLAN Frequency Usage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Introduction To Wireless LAN
Technical Presentation  Page WLAN Modes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Introduction To Wireless LAN
WLAN Modes Introduction To Wireless LAN
Here comes your footer  Page Why Wireless Security ?! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Technical Presentation  Page Non Technical Example!! ,[object Object],Why Wireless Security ?! [CEH V7 Official Course Material] Example Tools : wefi, jiwire,…
Technical Presentation  Page ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Why Wireless Security ?!
Here comes your footer  Page Wired Equivalent Privacy (WEP) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Encryption Decryption M C M K K As If
Here comes your footer  Page Wired Equivalent Privacy (WEP) Sending Side (Encryption Block) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[1] RC4 is a stream-cipher algorithm, this means that it generates an infinite sequence of pseudo random bits.
Here comes your footer  Page Recieving Side (Decryption Block) Wired Equivalent Privacy (WEP) ,[object Object],[object Object],[object Object],[object Object],[object Object],[1] Since the original plain text is not known by the receiver, you can’t tell if it is the real thing or not. So, we need to verify that they match.
Here comes your footer  Page Wired Equivalent Privacy (WEP) Summary of Operation (Hawk’s Eye View)
Here comes your footer  Page Wired Equivalent Privacy (WEP) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Here comes your footer  Page Wired Equivalent Privacy (WEP) RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],RC4 Seed The RC4 is a symmetric key cryptography algorithm was developed by Ronald L. Rivest Also the “R” in the RSA Encyption Algorithm. RC4 stands for Ron’s Code 4.
Here comes your footer  Page Wired Equivalent Privacy (WEP) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Here comes your footer  Page Wired Equivalent Privacy (WEP) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],wire shark
Here comes your footer  Page Wired Equivalent Privacy (WEP) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Here comes your footer  Page ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Wired Equivalent Privacy (WEP)
Here comes your footer  Page Wired Equivalent Privacy (WEP) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Here comes your footer  Page Securtiy Best Practices ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Here comes your footer  Page Securtiy Best Practices ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Here comes your footer  Page Summary & Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Here comes your footer  Page References ,[object Object],[object Object],[object Object],[object Object]
Technical Presenation  Page Questions Thank you!!

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Wireless hacking and security

Editor's Notes

  1. Because I know the plain text for this cipher anc C= P + RC4 (IV || Key) then I can try different Keys and adding to C I will eventually get my Plain Text